The CMMG Resolute MK4 is a top-tier upper receiver, chambered in the advanced 6MM ARC caliber for superior accuracy. With a 16.1 inch threaded barrel and a sleek Armor Black Cerakote finish, this unique addition is perfect for pairing with your existing AR15 lower.
Specs
| Model No. | CMMG60B1091-AB |
| Model | Resolute MK4 |
| Manufacturer | CMMG |
| Color | Black |
| Caliber | 6mm ARC |
| Barrel Length | 16.1 |
| Type of Barrel | Threaded |
